TikTok claims a pinch of salt before bed can help you sleep better. Experts say it might help — but only if you do it right.

Many people don’t sleep well. And now there is a booming class of companies that say you can drink your way to better sleep.

Sleeping, breathing and drinking water sounds easy, right? Well, many of us aren't doing these daily tasks effectively, one expert says. Michael Breus, clinical psychologist and author of "Sleep Drink ...